/*
 * UVCCamera
 * library and sample to access to UVC web camera on non-rooted Android device
 *
 * Copyright (c) 2014-2016 saki t_saki@serenegiant.com
 *
 * File name: utilbase.cpp
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 * All files in the folder are under this Apache License, Version 2.0.
 * Files in the jni/libjpeg, jni/libusb, jin/libuvc, jni/rapidjson folder may have a different license, see the respective files.
*/

#include "utilbase.h"
#include <sys/time.h>
#include <stdlib.h>
#include <stdio.h>

static JavaVM *savedVm;

void setVM(JavaVM *vm) {
	savedVm = vm;
}

JavaVM *getVM() {
	return savedVm;
}


int getSysTimeMs(u8 isMs){
	struct timeval xTime ;	
	int xRet ; 
	int index ;
	if(isMs == 1){
		index = 1000 ; // unit: ms
	}else{
		index = 1000000 ; // unit: s
	}
	xRet = gettimeofday(&xTime, NULL); 
	return xTime.tv_usec/index ; 
}


//JNIEnv *getEnv() {
//    JNIEnv *env = NULL;
//    if ((*savedVm)->GetEnv(reinterpret_cast<void **>(&env), JNI_VERSION_1_6) != JNI_OK) {
//    	env = NULL;
//    }
//    return env;
//}
